Genuine Mercedes A6510160321 Elastomer Molded Seal for Valve Cover

Description

The part number A6510160321 (also formatted A 651 016 03 21) is a genuine Mercedes‑Benz gasket/seal designed primarily for the valve cover (tappet/rocker cover) on certain engine variants. AUTODOC+1
Key features & notes:

• It is listed as “Gasket set, Cylinder head, Rocker cover gasket” under OE number A6510160321. AUTODOC+1

• One listing identifies it as “Elastomer Molded Seal A6510160321” used between cylinder head cover and cylinder head. LLL Parts

• A fitment example shows it being used on a Mercedes‑Benz Sprinter 910 (OM651 engine) for “Gasket Cylinder Head Cover – Sprinter 910” with this part number. midlandstruckvanparts.com

• Materials used: Many aftermarket alternatives reference nitrile, polyacrylate or elastomer materials to match OEM spec. AUTODOC

• Function: Provides a tight seal between the valve cover and cylinder head, preventing oil leaks, ensuring correct sealing of the engine top‑end, protecting ignition coils and spark plug wells from oil ingress.

Compatibility / Fitment Notes:

• Brand: Mercedes‑Benz

• Part Number: A6510160321

• Category: Valve/Tappet Cover Gasket (Rocker Cover Seal)

• Vehicles: Shown for diesel engines e.g. OM651 series (used in Sprinter, Vito, etc) and possibly other Mercedes models referenced with this gasket number. Mercedes Commercial Parts

• Important: When ordering or listing, verify for each vehicle: engine code (e.g., OM651), production year, whether the gasket variant matches the vehicle’s cover design, and if any additional sealing elements (O‑rings, bolts) are required.

• Installation tip: Always clean mating surfaces (valve cover and head), remove old gasket components, tighten bolts in proper sequence and torque to spec; inspect for any warpage or damage to the cover which might compromise the seal.